112  
CDUS43 KGRR 230634  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
234 AM EDT TUE SEP 23 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR SEPTEMBER 22 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 4:35 PM 94 1895 71 6 79  
2017  
MINIMUM 61 6:24 AM 22 1896 49 12 58  
AVERAGE 69 60 9 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.92 1988 0.10 -0.10 0.39  
MONTH TO DATE 1.49 2.03 -0.54 0.54  
SINCE SEP 1 1.49 2.03 -0.54 0.54  
SINCE JAN 1 20.38 25.03 -4.65 27.42  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 56 78 -22 37  
SINCE SEP 1 56 78 -22 37  
SINCE JUL 1 91 108 -17 62  
 
COOLING  
YESTERDAY 4 1 3 4  
MONTH TO DATE 36 58 -22 77  
SINCE SEP 1 36 58 -22 77  
SINCE JAN 1 754 641 113 707    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 64 5:00 PM  
AVERAGE 81  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 2017  
MINIMUM TEMPERATURE (F) 49 26 1887  
1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2025.....SUNRISE 7:27 AM EDT SUNSET 7:33 PM EDT  
SEPTEMBER 24 2025.....SUNRISE 7:28 AM EDT SUNSET 7:32 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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